Home / 13,339.85-19,995.87-5,014.13

Finding the Fourth Proportional to 13,339.85, 19,995.87 and 5,014.13

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Solution

The fourth proportional to 13,339.85, 19,995.87 and 5,014.13 is: 7,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,339.85 : 19,995.87 = 5,014.13 : x
  2. Step 2: Convert to fraction form
    13,339.85/19,995.87 = 5,014.13/x
  3. Step 3: Cross multiply
    13,339.85x = 19,995.87 × 5,014.13
  4. Step 4: Simplify right side
    13,339.85x = 100,261,891.64
  5. Step 5: Solve for x
    x = 100,261,891.64/13,339.85
  6. Step 6: Final answer
    x = 7,515.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.